Kia Optima: Battery replacement
Type A

Type B
A battery should last for several years, but if the transmitter or smart key is not working properly, try replacing the battery with a new one. If you are unsure how to use or replace the battery, contact an authorized Kia dealer.
1. Pry open the transmitter or smart key center cover.
2. Replace the battery
with a new battery (CR2032). When replacing the battery, make sure the battery positive
“+” symbol faces up as indicated in the illustration.
3. Install the battery in
the reverse order of removal.
CAUTION
Precautions
Theft-alarm systemAir conditioning
Press the A/C button to turn the air conditioning system on (indicator light
will illuminate).
Press the button again to turn the air conditioning system off. ...
Side Airbag (SAB) Module. Components and Components Location
Components
...
Removal
Shift Lever Assembly Replacement
1.
Remove the center console assembly.
(Refer to "Interior(console)" in BD group.)
2.
Disconnect sports mode conn ...